CN217738588U

CN217738588U - Dual-purpose gas tightness check out test set of foundry goods product

Info

Publication number: CN217738588U
Application number: CN202222000475.3U
Authority: CN
Inventors: 林纪东; 李思玲; 吴政杰; 陈招谦
Original assignee: Fujian Yuxiang Casting Co ltd
Current assignee: Fujian Yuxiang Casting Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2022-11-04
Anticipated expiration: 2032-07-29

Abstract

The utility model provides a dual-purpose gas tightness check out test set of foundry goods product, including supporting the base, be provided with the detection box on the support base, both ends all are provided with multisection telescopic cylinder about in the detection box, the telescopic link end of multisection telescopic cylinder passes bottom surface in the detection box extends to in the detection box, the telescopic link end of multisection telescopic cylinder is provided with the support locating part that is used for supporting fixed foundry goods, the opening has been seted up to detection box upper surface, be provided with on the detection box and detect the detection piece of foundry goods gas tightness through the gas, detection box rear surface is provided with and is used for pouring into the inlet tube in the detection box with water; the utility model discloses simple structure, the simple operation can realize realizing through gas and liquid dual mode that the foundry goods gas tightness detects.

Description

Dual-purpose gas tightness check out test set of foundry goods product

Technical Field

The utility model relates to a foundry goods detects technical field, especially a dual-purpose gas tightness check out test set of foundry goods product.

Background

The cast article is generally a metal shaped article obtained by a casting method. In the casting process, defects such as shrinkage cavities, cracks and the like are generated sometimes, so that the defects can cause poor air tightness of the casting in the use process, influence on performance and even cause accidents in the use process.

The method for detecting whether the air tightness of the casting is qualified is to place the casting to be detected on a workbench for sealing, then introduce pressure gas into the casting to be detected, and place the casting to be detected in water to observe whether bubbles are generated in the water. However, in the prior art, most of the working tables can only detect one casting, and the working tables cannot be well suitable for castings with different sizes, and are poor in universality and high in detection cost.

Disclosure of Invention

In view of this, the utility model aims at providing a dual-purpose gas tightness check out test set of foundry goods product that can realize realizing that foundry goods gas tightness detects through gas and liquid dual-type mode.

The utility model discloses a following method realizes: the utility model provides a dual-purpose gas tightness check out test set of foundry goods product, includes and supports the base, it detects the box to be provided with on the support base, both ends all are provided with multisection telescopic cylinder about detecting the box, multisection telescopic cylinder's telescopic link is terminal to be passed the internal bottom surface of detection box extends to detect the box in, multisection telescopic cylinder's telescopic link end is provided with the support locating part that is used for supporting fixed foundry goods, detect the box upper surface and seted up the opening, be provided with the detection piece that detects the foundry goods gas tightness through gas on detecting the box, it is provided with and is used for pouring into water to detect the box rear surface detect the inlet tube in the box.

Further, it includes the backup pad to support the locating part, the spacing groove has all been seted up at both ends about the backup pad upper surface, the middle part is provided with dual output motor in the backup pad, the output of dual output motor is connected with first screw rod, first screw rod warp bearing is spacing to be fixed the spacing inslot, the spiral is provided with the grip block that is used for pressing from both sides tight foundry goods on the first screw rod, just the grip block with first screw rod sets up perpendicularly, the guide rail groove has all been seted up to the side about in the detection box, both ends all imbed about the backup pad the guide rail inslot sets up.

Further, it includes the fixed block to detect the piece, it all is provided with to detect side upper end about the box the fixed block, the fixed block lower surface is provided with synchronous machine, synchronous machine's output is connected with the second screw rod, the end of second screw rod passes the fixed block extends to the fixed block top, second screw rod end is provided with the anticreep piece, the spiral is provided with the apron on the second screw rod, the apron lower surface be provided with opening matched with sealing washer, it is equipped with the inflation head to inlay on the apron, be connected with the gas tube on the air inlet of inflation head.

Furthermore, the bottom surface in the detection box body is inclined downwards from right to left, a drain pipe for discharging water in the detection box body is arranged on the left side surface of the detection box body, and an electromagnetic valve is arranged in the drain pipe.

The beneficial effects of the utility model reside in that: the utility model discloses support locating part, detection piece and inlet tube have been added into in the device for can support fixedly the foundry goods through the effect that supports the locating part, then let in gas through the detection piece and carry out the gas tightness detection to the foundry goods in the detection box, can also carry water to the detection box through the inlet tube in, the water level has the foundry goods, thereby realize the gas tightness detection of foundry goods; the utility model discloses simple structure, the simple operation, the commonality is strong, can be applicable to the foundry goods that need not dimension specification, has effectively reduced manufacturing cost.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the internal structure of the present invention.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Referring to fig. 1 and 2, the present invention provides an embodiment: the utility model provides a dual-purpose gas tightness check out test set of foundry goods product, is including supporting base 1, it detects box 2 to be provided with on the support base 1, both ends all are provided with multisection telescopic cylinder 3 about in detecting box 2, the telescopic link end of multisection telescopic cylinder 3 passes detect box 2 in the bottom surface extends to detect box 2 in, multisection telescopic cylinder 3's telescopic link end is provided with the support locating part 4 that is used for supporting fixed foundry goods, detect box 2 upper surface and seted up opening (not shown), be provided with on the detection box 2 and detect 5 of foundry goods gas tightness through gaseous detection, it is provided with and is used for pouring into to detect box 2 rear surface detect inlet tube 6 in the box 2. Make and carry out the centre gripping fixedly with the foundry goods through supporting locating part 4, then can carry out the gas tightness through detecting 5 in detecting box 2 again and detect the foundry goods, can also carry the clear water to detecting box 2 in through inlet tube 6, the water level submergence foundry goods observes the foundry goods surface and whether produces the bubble to realize that the gas tightness detects.

The utility model discloses in detection box 2 openly is provided with observation window 20 for observe the foundry goods state.

Please continue to refer to fig. 1 and fig. 2, in an embodiment of the present invention, the supporting position-limiting member 4 includes a supporting plate 41, both ends have all been seted up at the left and right sides of the upper surface of the supporting plate 41 with a limiting groove (not shown), the middle part is provided with a dual output motor 42 in the supporting plate 41, the output end of the dual output motor 42 is connected with a first screw 43, the first screw 43 is fixed in the limiting groove through bearing limiting, a clamping block 44 for clamping a casting is spirally arranged on the first screw 43, and the clamping block 44 is vertically arranged with the first screw 43, a guide rail groove 45 has all been seted up at the left and right sides in the detection box 2, both ends all embed in the guide rail groove 45 about the supporting plate 41. Therefore, by starting the double-output motor 42, the double-output motor 42 can drive the first screw 43 to rotate, the clamping block 44 can move left and right, and the casting can be clamped and fixed.

Please continue to refer to fig. 1 and fig. 2, in an embodiment of the present invention, the detecting member 5 includes a fixing block 51, the upper end of the left and right sides of the detecting box 2 is provided with the fixing block 51, the lower surface of the fixing block 51 is provided with a synchronous motor 52, the output end of the synchronous motor 52 is connected with a second screw 53, the end of the second screw 53 passes through the fixing block and extends to the upper side of the fixing block 51, the end of the second screw 53 is provided with an anti-dropping block 54, the second screw 53 is spirally provided with a cover plate 55, the lower surface of the cover plate 5 is provided with a sealing ring 56 matched with the opening, the cover plate 55 is embedded with an inflating head 57, and the air inlet of the inflating head 57 is connected with an inflating tube 58. So that through opening synchronous machine 52, synchronous machine 52 drives second screw 53 and rotates, and second screw 53 rotates and can reciprocate with driving apron 55 to the sealed lid that realizes detecting the box 2 upper surface is established, and rethread inflating head 57 is with gas transport to detecting in the box 1, realizes that the gas tightness of foundry goods detects.

Referring to fig. 1 and fig. 2, in an embodiment of the present invention, the bottom surface of the detection box 2 is inclined downward from right to left, a drain pipe 21 for discharging water in the detection box is disposed on the left side surface of the detection box 2, and an electromagnetic valve 22 is disposed in the drain pipe 21. So that the water after the airtightness detection can be discharged out of the detection case 2 by the action of the water discharge pipe 21.

The method for detecting the air tightness by gas comprises the following steps: the method comprises the steps of introducing gas with certain pressure and certain volume into a closed workpiece cavity, standing for a period of time to enable the pressure to be stable, then disconnecting compressed air supply (valve closing) of a component, and measuring pressure change after a set measuring time. If there is a leak, the sensing pressure drops.

The utility model discloses well head, the flexible cylinder of multisection, synchronous machine and telescopic cylinder are prior art, and the field technical personnel have been can clearly understand, do not carry out the detailed description here.

The utility model discloses a theory of operation: during the use, support not unidimensional foundry goods through supporting the locating part and support fixedly to detecting box in, then can be through detecting in with gas transport to detecting box, observe the foundry goods state, realize that the gas tightness of foundry goods detects, can also carry clear water to detecting box in through the inlet tube for the water level does not cross the foundry goods, observes whether the foundry goods surface has the bubble to produce, thereby realizes that the gas tightness of foundry goods detects.

The above mentioned is only the preferred embodiment of the present invention, and all the equivalent changes and modifications made according to the claims of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a dual-purpose gas tightness check out test set of foundry goods product which characterized in that: including supporting the base, it detects the box to be provided with on the support base, both ends all are provided with multisection telescopic cylinder about in the detection box, multisection telescopic cylinder's telescopic link is terminal to be passed the internal bottom surface of detection box extends to in the detection box, multisection telescopic cylinder's telescopic link end is provided with the support locating part that is used for supporting fixed foundry goods, the opening has been seted up to detection box upper surface, be provided with the detection piece that detects the foundry goods gas tightness through gas on the detection box, it is provided with and is used for injecting water to detect the box rear surface inlet tube in the box.

2. The dual-purpose airtightness inspection apparatus for cast products according to claim 1, wherein: the utility model discloses a clamping device for detecting the internal and external movement of a vehicle, including support locating part, spacing groove, first screw rod, spacing groove, second screw rod, clamping block, guide rail groove, guide rail inslot, the limiting groove has all been seted up at both ends about the backup pad upper surface, the middle part is provided with dual output motor in the backup pad, the output of dual output motor is connected with first screw rod, first screw rod warp bearing is spacing to be fixed in the spacing groove, the spiral is provided with the clamping block that is used for pressing from both sides tight foundry goods on the first screw rod, just the clamping block with first screw rod sets up perpendicularly, the guide rail groove has all been seted up to the side about in the detection box, both ends all imbed about the backup pad the guide rail inslot sets up.

3. The dual-purpose airtightness inspection apparatus for cast products according to claim 1, wherein: detect the piece and include the fixed block, it all is provided with to detect the side upper end about the box the fixed block, the fixed block lower surface is provided with synchronous machine, synchronous machine's output is connected with the second screw rod, the end of second screw rod is passed the fixed block extends to the fixed block top, the second screw rod end is provided with the anticreep piece, spiral arrangement has the apron on the second screw rod, the apron lower surface be provided with opening matched with sealing washer, it is equipped with the inflation head to inlay on the apron, be connected with the gas tube on the air inlet of inflation head.

4. The dual-purpose airtightness inspection apparatus for cast products according to claim 1, wherein: the bottom surface in the detection box body is inclined downwards from right to left, a drain pipe for discharging water in the detection box body is arranged on the left side surface of the detection box body, and an electromagnetic valve is arranged in the drain pipe.